WorksheetsEnergy Flow in Ecosystem 3
Total questions: 10
Worksheet time: 18mins
Name
Class
Date
1.
What is the primary source of energy for the ecosystem pictured above?
a)
Grass and Green plants
b)
Hawks and Deer
c)
Tadpoles and Fish
d)
Sun
2.
In this food web, which of the following organisms eats the largest variety of different producers?
a)
Mouse
b)
Grasshopper
c)
Dragonfly
d)
Butterfly
3.
The arrows in a food chain or web represents what?
a)
They point to the organism that is being eaten.
b)
It shows how sunlight flows within an ecosystem.
c)
They show what direction the energy is flowing between organisms.
d)
They represent how water is transferred within a habitat.
4.
An energy pyramid represents what?
a)
How much sunlight is available for the ecosystem to use.
b)
How much energy a particular organism needs.
c)
How much energy is needed to build a pyramid.
d)
The amount of energy available to the next 'feeder' in a food web.
5.
How much energy is available to be passed on to the next level in a food web?
a)
100%
b)
10%
c)
50%
d)
75%
6.
A diagram that shows how much energy is available at each feeding level in an ecosystem is a(n)
a)
food chain
b)
food web
c)
water cycle
d)
energy pyramid
7.
Consumers obtain energy by
a)
eating other organisms
b)
eating plants
c)
photosynthesis
d)
nitrogen
8.
A __________________ is a type of animal that hunts other animals to eat.
a)
prey
b)
herbivore
c)
predator
d)
producer
9.
Grass is considered a ...
a)
consumer
b)
producer
c)
decomposer
d)
composers
10.
In this Food Web Pyramid Which type of consumer gets only 10% of the energy stored in plants?
a)
Herbivore
b)
Carnivore
c)
Omnivore
d)
Secondary Consumer
100 %
